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Akiva Bar-Nun

The late Prof. Akiva Bar-Nun. Photo: Tel Aviv University

Migdal Shavitim: Prof. Akiva Bar-Nun passed away

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The site of Rosetta's crash landing on the comet as photographed on the spacecraft's path to it. The craters from which bubbles bubbles material that later evaporates and joins the comet's halo, allowing a glimpse of the internal composition of the comet's nucleus. Photo: European Space Agency

The historic journey has ended: the European spacecraft Rosetta landed on the comet it was studying

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The source of water in the oceans? Vapors emitted from Comet Churyumov Gersimenko in a Rosetta photograph. Photo: European Space Agency, ESA

Water from a comet or an asteroid?

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ESA Flight Director Andrea Acumazzo and ESA Mission Manager Paolo Perre at ESOC - ESA Control Center in Darmstadt, November 11, 2014. Photo ESA,/J NAI

Rosetta received the first approval to land a lander on the comet. A special report for the science website from the control center of the European Space Agency in Darmstadt

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Rosetta, the scientific mission to study the surface of the cometary nucleus, "Aspiration" a short film from the Swedish Broadcasting Corporation describing the near future, and a drawing of Rosetta for children designed to encourage the younger generation to prepare for the great adventures to come. Photos (Photo Credits: ESA, Platige Image, ESA Communications

4 days to landing on the comet - the science website will report from the field; The European Space Agency released a short DVB film describing the operation

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A simulation of the Paley lander leaving the Rosetta spacecraft to land on the mission. Figure: European Space Agency

"A 25-year-old dream is about to come true"

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A close-up of the nucleus of comet 67P Churyumov-Gardimenko. Photo: European Space Agency's Rosetta spacecraft, August 6, 2014

Rosetta entered orbit around the comet and thus sets a historical landmark

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This image of the halo of Comet 67P Churyumov-Gardimenko was taken on July 25, 2014 and covers an area of ​​150 km by 150 km. Photo: ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM

In less than a week, Rosetta will begin orbiting the comet; photographed our discovery from a distance of 2,000 km

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Comet 67P/CG as photographed on July 14, 2014 from the Rosetta spacecraft from a distance of about 12 thousand km. Photo: Credits: ESA/Rosetta/MPS for the OSIRIS team

Rosetta approaches an unusual comet

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The last great bombardment on Earth. brought the water and the atmosphere

Earth's atmosphere came from outer space

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The building blocks of life were discovered in space - now it is final

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We owe our lives to the comets

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Holmes in the Sky of Israel - an interim summary

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In almost every possible respect the Huygens was crowned a success - a description of the course of the Huygens landing on Titan

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Prof. Bar-Nun in an interview from Darmstadt: Operation Huygens was successful

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Back to Lord of the Rings

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New director of the Israel Space Agency: Zvi Kaplan will replace Avi Har-Evan

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Rosetta was successfully launched into space for a rendezvous with a comet in ten years

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Prof. Akiva Bar-Nun, from Rosetta Initiatives which will be launched this week: We hope for the success of the project

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The mass extinction may have been caused by a meteor

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NASA confirms: signs of liquid water on Mars

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Our ancestors may still have been from the Adimites

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A new satellite will look for planets around other glasses

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Akiva Bar-Nun: Looking for Earth-sized planets

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Dangerous asteroid alert

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